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Number of entries (Data is updated on a monthly basis): 48014
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GB/T 15274-1994

信息处理系统 开放系统互连 网络层的内部组织结构

Information processing systems--Open systems interconnection--Internal organization of the network layer

GB/T 15276-1994

信息处理系统 系统间信息交换 DTE/DCE接口处同步传输的信号质量

Information processing systems--Information exchange between systems--Synchronous transmission signal quality at DTE/DCE interfaces

GB/T 1870-1995

磷矿石和磷精矿中水分的测定 重量法

Phosphate rock and concentrate--Determination of moisture content--Gravimetric method

GB/T 5298-1985

35mm电影遮幅法影片画面的位置及尺寸

Image area on 35mm motion-picture films with masked picture--Positions and dimensions

GB/T 1878-1995

磷矿石和磷精矿中碘含量的测定 分光光度法和离子选择性电极法

Phosphate rock and concentrate--Determination of iodine content--Spectrophotometric andspecific ion electrode methods

GB/T 1879-1995

磷矿石和磷精矿石氧化钾含量的测定 火焰原子吸收光谱法

Phosphate rock and concentrate--Determination of potassium oxide content--Flame atomic absorptionspectrometric method

GB/T 1880-1995

磷矿石和磷精矿中三氧化硫含量的测定 重量法

Phosphate rock and concentrate--Determination of sulfur trioxide content--Gravimetric method

GB/T 1881-1995

磷矿石和磷精矿中氧化锶含量的测定 火焰原子吸收光谱法

Phosphate rock and concentrate--Determination of strontium oxide content--Flame atomic absorptionspectrometric method

GB/T 15154-1994

电子陶瓷用氧化铝粉体材料

Alumina powders for use in electron ceramics

GB/T 15155-1994

滤波器用压电陶瓷材料通用技术条件

Generic specification for piezoelectric ceramic for use in filters

Number of entries (Data is updated on a monthly basis): 48014
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